Commons Attribution-Share Alike 4.0 truetrue English Hydroporus erythrocephalus (Linnaeus, 1758) Family: Dytiscidae Size: 4.2 mm (4.0 to 4.5 mm) Location:...
[Hydroporus] nivalis Heer. = Hydroporus nivalis Heer, 1839, adult, dorsal view [Hydroporus] erythrocephalus L. = Hydroporus erythrocephalus (Linnaeus,...